Flow price: --
cdb04698e50d4736e094b88a99127ae06e5efc4f9a62e10e9e2dd7c30d844fce

Transaction

Hash: cdb04698e50d4736e094b88a99127ae06e5efc4f9a62e10e9e2dd7c30d844fce
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> cdb04698e50d4736e094b88a99127ae06e5efc4f9a62e10e9e2dd7c30d844fce:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
cdb04698e50d4736e094b88a99127ae06e5efc4f9a62e10e9e2dd7c30d844fce
Status:
ERROR
Block height:
40110189
Block id:
d40098d6da5a6dd8a11f1e12f54d651e66f4ba4cd4d036e8a14a381b604a4d68
Timestamp:
Tuesday 1 November 2022 at 14:02:29 UTC
()
Proposer:
Authorizers:
Gas used:
46